package com.disgnpattern.learn.chapter1;

/**
 * @author dxy
 * @version 1.0
 * @date 2021/10/21 14:51
 * @decripton 减法
 */
public class OperationSub extends AbstractOperation {
    @Override
    public Double getResult() {
        return super.getNumberA() - super.getNumberB();
    }
}
